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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/rendering/framebuffer-unsupported.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/rendering/framebuffer-unsupported.html | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/framebuffer-unsupported.html b/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/framebuffer-unsupported.html new file mode 100644 index 0000000000..1780650ed6 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/framebuffer-unsupported.html @@ -0,0 +1,134 @@ +<!-- +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>WebGL FRAMEBUFFER_UNSUPPORTED Test</title> +<link rel="stylesheet" href="../../resources/js-test-style.css"/> +<script src="../../js/js-test-pre.js"></script> +<script src="../../js/webgl-test-utils.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<canvas id="canvas" width="2" height="2"> </canvas> + +<script> +"use strict"; +var wtu = WebGLTestUtils; +var gl; +var canvas = document.getElementById("canvas"); + +function checkFramebuffer(expected) { + var actual = gl.checkFramebufferStatus(gl.FRAMEBUFFER); + if (expected.indexOf(actual) < 0) { + var msg = "checkFramebufferStatus expects ["; + for (var index = 0; index < expected.length; ++index) { + msg += wtu.glEnumToString(gl, expected[index]); + if (index + 1 < expected.length) + msg += ", "; + } + msg += "], was " + wtu.glEnumToString(gl, actual); + testFailed(msg); + } else { + var msg = "checkFramebufferStatus got " + wtu.glEnumToString(gl, actual) + + " as expected"; + testPassed(msg); + } +} + +function testImageAttachedTwoPoints() { + debug(""); + debug("Checking an image is attached to more than one color attachment in a framebuffer."); + + var tex1 = gl.createTexture(); + var tex2 = gl.createTexture(); + var fb = gl.createFramebuffer(); + gl.bindTexture(gl.TEXTURE_2D, tex1); + gl.texImage2D(gl.TEXTURE_2D, + 0, // level + gl.RGBA, // internalFormat + 1, // width + 1, // height + 0, // border + gl.RGBA, // format + gl.UNSIGNED_BYTE, // type + new Uint8Array(4)); // data + gl.bindTexture(gl.TEXTURE_2D, tex2); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, new Uint8Array(4)); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Texture creation should succeed."); + + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex1, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT1, gl.TEXTURE_2D, tex2, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT2, gl.TEXTURE_2D, tex1, 0); + checkFramebuffer([gl.FRAMEBUFFER_UNSUPPORTED]); + + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + gl.deleteFramebuffer(fb); + fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + var texCube = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCube); + for (var target = gl.TEXTURE_CUBE_MAP_POSITIVE_X; target < gl.TEXTURE_CUBE_MAP_POSITIVE_X + 6; target++) { + gl.texImage2D(target, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, new Uint8Array(4)); + } + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_CUBE_MAP_POSITIVE_X, texCube, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT1, gl.TEXTURE_CUBE_MAP_POSITIVE_Y, texCube, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT2, gl.TEXTURE_CUBE_MAP_POSITIVE_X, texCube, 0); + checkFramebuffer([gl.FRAMEBUFFER_UNSUPPORTED]); + + + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + gl.deleteFramebuffer(fb); + fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + var tex3d = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_3D, tex3d); + gl.texImage3D(gl.TEXTURE_3D, + 0, // level + gl.RGBA, // internalFormat + 2, // width + 2, // height + 2, // depth + 0, // border + gl.RGBA, // format + gl.UNSIGNED_BYTE, // type + new Uint8Array(4 * 2 * 2 * 2)); // data + gl.framebufferTextureLayer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, tex3d, 0, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTextureLayer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT1, tex3d, 0, 1); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + gl.framebufferTextureLayer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT2, tex3d, 0, 0); + checkFramebuffer([gl.FRAMEBUFFER_UNSUPPORTED]); + + // Clean up + gl.deleteTexture(tex1); + gl.deleteTexture(tex2); + gl.deleteTexture(texCube); + gl.deleteTexture(tex3d); + gl.deleteFramebuffer(fb); +} + +description("This tests FRAMEBUFFER_UNSUPPORTED."); + +shouldBeNonNull("gl = wtu.create3DContext(undefined, undefined, 2)"); + +testImageAttachedTwoPoints(); + +debug(""); +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |